package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@Slf4j
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category);
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /*
    分页展示
     */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize){

        Page<Category> pageInfo = new Page<>(page,pageSize);
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        lqw.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,lqw);
        return R.success(pageInfo);

    }
    /*
    删除
     */
    @DeleteMapping
    public R<String> deleteById(Long id){
        log.info("删除分类,id为:{}",id);
        categoryService.deleteById(id);
        return R.success("分类信息删除成功");
    }

    /*
    修改
     */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("修改分类信息:{}",category);
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }
    /*
    在菜品管理下的菜品分类下 用到category
    查询分类列表
     */
    @GetMapping("/list")
    public R list(Category category){
        Integer type = category.getType();

        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        lqw.eq(type!=null,Category::getType,type);
        lqw.orderByAsc(Category::getSort).orderByDesc((Category::getUpdateTime));
        List<Category> list = categoryService.list(lqw);
        return R.success(list);
    }

}
